Statistical data set

Top 10 prohibition defects as a percentage of all taxis and private hire cars inspected at roadside

Updated 4 April 2024
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Financial year Period Defect type Defects as a percentage of all vehicles inspected
2023 to 2024 Quarter 3: October to December Running Gear - Condition of Tyres 26.02%
2023 to 2024 Quarter 3: October to December Lamps and reflectors - Headlamps 7.32%
2023 to 2024 Quarter 3: October to December Seat belts and Supplementary Restraint System 7.32%
2023 to 2024 Quarter 3: October to December Transmission - Un-categorised defects 7.32%
2023 to 2024 Quarter 3: October to December Uncategorised 7.32%
2023 to 2024 Quarter 3: October to December Engine and Associated Equipment - Exhaust emission 5.69%
2023 to 2024 Quarter 3: October to December Lamps and reflectors - Direction Indicators 4.88%
2023 to 2024 Quarter 3: October to December Brakes - Mechanical components 4.07%
2023 to 2024 Quarter 3: October to December Running Gear - Road wheels and Hubs 3.25%
2023 to 2024 Quarter 3: October to December Bodywork - Body Panelling 2.44%
2023 to 2024 Quarter 3: October to December Engine and Associated Equipment - Exhaust system 2.44%
2023 to 2024 Quarter 3: October to December Engine and Associated Equipment - Oil Leaks 2.44%
2023 to 2024 Quarter 2: July to September Running Gear - Condition of Tyres 26.67%
2023 to 2024 Quarter 2: July to September Engine and Associated Equipment - Exhaust emission 14.67%
2023 to 2024 Quarter 2: July to September Lamps and reflectors - Direction Indicators 8.00%
2023 to 2024 Quarter 2: July to September Running Gear - Road wheels and Hubs 8.00%
2023 to 2024 Quarter 2: July to September Seat belts and Supplementary Restraint System 8.00%
2023 to 2024 Quarter 2: July to September Transmission - Un-categorised defects 6.67%
2023 to 2024 Quarter 2: July to September Lamps, reflectors and electrical equipment 4.00%
2023 to 2024 Quarter 2: July to September Uncategorised 4.00%
2023 to 2024 Quarter 2: July to September Brakes - Parking Brake Operation and Perfomance 2.67%
2023 to 2024 Quarter 2: July to September Suspension - Anchor & Shackle Pins 2.67%
2023 to 2024 Quarter 2: July to September Suspension - Springs 2.67%
2023 to 2024 Quarter 2: July to September Running Gear - Condition of Tyres 40.00%
2023 to 2024 Quarter 1: April to June Engine and Associated Equipment - Exhaust emission 12.63%
2023 to 2024 Quarter 1: April to June Lamps and reflectors - Direction Indicators 6.32%
2023 to 2024 Quarter 1: April to June Brakes - Mechanical components 4.21%
2023 to 2024 Quarter 1: April to June Running Gear - Road wheels and Hubs 4.21%
2023 to 2024 Quarter 1: April to June Seat belts and Supplementary Restraint System 4.21%
2023 to 2024 Quarter 1: April to June Brakes - Warning Systems 3.16%
2023 to 2024 Quarter 1: April to June Bodywork - Registration Plates & VIN Details 2.11%
2023 to 2024 Quarter 1: April to June Lamps, reflectors and electrical equipment 2.11%
2023 to 2024 Quarter 1: April to June Transmission - Un-categorised defects 2.11%
2023 to 2024 Quarter 1: April to June Uncategorised 2.11%
2022 to 2023 Quarter 4: January to March Running Gear - Condition of Tyres 18.52%
2022 to 2023 Quarter 4: January to March Engine and Associated Equipment - Exhaust emission 12.96%
2022 to 2023 Quarter 4: January to March Lamps and reflectors - Direction Indicators 9.26%
2022 to 2023 Quarter 4: January to March Lamps, reflectors and electrical equipment 9.26%
2022 to 2023 Quarter 4: January to March Lamps and reflectors - Headlamps 7.41%
2022 to 2023 Quarter 4: January to March Brakes - Warning Systems 5.56%
2022 to 2023 Quarter 4: January to March Brakes - Mechanical components 3.70%
2022 to 2023 Quarter 4: January to March Running Gear - Road wheels and Hubs 3.70%
2022 to 2023 Quarter 4: January to March Seat belts and Supplementary Restraint System 3.70%
2022 to 2023 Quarter 4: January to March Suspension - Springs 3.70%
2022 to 2023 Quarter 3: October to December Running Gear - Condition of Tyres 23.84%
2022 to 2023 Quarter 3: October to December Engine and Associated Equipment - Exhaust emission 12.21%
2022 to 2023 Quarter 3: October to December Uncat 8.72%
2022 to 2023 Quarter 3: October to December Lamps and reflectors - Headlamps 6.98%
2022 to 2023 Quarter 3: October to December Running Gear - Road wheels and Hubs 6.98%
2022 to 2023 Quarter 3: October to December Lamps, reflectors and electrical equipment 5.23%
2022 to 2023 Quarter 3: October to December Seat belts and Supplementary Restraint System 4.65%
2022 to 2023 Quarter 3: October to December Transmission - Un-categorised defects 4.07%
2022 to 2023 Quarter 3: October to December Brakes - Warning Systems 2.33%
2022 to 2023 Quarter 3: October to December Brakes - Parking Brake Operation and Perfomance 1.74%
2022 to 2023 Quarter 3: October to December Lamps and reflectors - Rear Position Lamps 1.74%
2022 to 2023 Quarter 3: October to December Suspension - Shock Absorbers 1.74%
2022 to 2023 Quarter 3: October to December Suspension - Suspension Arms & Linkages & Sub-frames 1.74%
2022 to 2023 Quarter 2: July to September Running Gear - Condition of Tyres 15.52%
2022 to 2023 Quarter 2: July to September Transmission - Un-categorised defects 9.20%
2022 to 2023 Quarter 2: July to September Engine and Associated Equipment - Exhaust emission 8.05%
2022 to 2023 Quarter 2: July to September Uncat 8.05%
2022 to 2023 Quarter 2: July to September Running Gear - Road wheels and Hubs 6.32%
2022 to 2023 Quarter 2: July to September Seat belts and Supplementary Restraint System 6.32%
2022 to 2023 Quarter 2: July to September Brakes - Mechanical components 4.60%
2022 to 2023 Quarter 2: July to September Lamps, reflectors and electrical equipment 4.60%
2022 to 2023 Quarter 2: July to September Lamps and reflectors - Direction Indicators 3.45%
2022 to 2023 Quarter 2: July to September Bodywork - Registration Plates & VIN Details 1.72%
2022 to 2023 Quarter 2: July to September Brakes - Parking Brake Operation and Perfomance 1.72%
2022 to 2023 Quarter 2: July to September Suspension - Suspension Arms & Linkages & Sub-frames 1.72%
2022 to 2023 Quarter 1: April to June Running Gear - Condition of Tyres 19.32%
2022 to 2023 Quarter 1: April to June Engine and Associated Equipment - Exhaust emission 6.82%
2022 to 2023 Quarter 1: April to June Running Gear - Road wheels and Hubs 5.68%
2022 to 2023 Quarter 1: April to June Seat belts and Supplementary Restraint System 5.68%
2022 to 2023 Quarter 1: April to June Lamps and reflectors - Direction Indicators 4.55%
2022 to 2023 Quarter 1: April to June Bodywork - Registration Plates & VIN Details 3.41%
2022 to 2023 Quarter 1: April to June Lamps, reflectors and electrical equipment 3.41%
2022 to 2023 Quarter 1: April to June Brakes - Mechanical components 2.27%
2022 to 2023 Quarter 1: April to June Lamps and reflectors - Headlamps 2.27%
2022 to 2023 Quarter 1: April to June Suspension - Springs 2.27%
2022 to 2023 Quarter 1: April to June Transmission - Un-categorised defects 2.27%
2021 to 2022 Quarter 4: January to March Running Gear - Condition of Tyres 14.09%
2021 to 2022 Quarter 4: January to March Engine and Associated Equipment - Exhaust emission 12.75%
2021 to 2022 Quarter 4: January to March Lamps and reflectors - Headlamps 6.71%
2021 to 2022 Quarter 4: January to March Transmission - Un-categorised defects 6.04%
2021 to 2022 Quarter 4: January to March Brakes - Warning Systems 5.37%
2021 to 2022 Quarter 4: January to March Lamps and reflectors - Direction Indicators 5.37%
2021 to 2022 Quarter 4: January to March Lamps, reflectors and electrical equipment 5.37%
2021 to 2022 Quarter 4: January to March Steering - Steering Linkage 5.37%
2021 to 2022 Quarter 4: January to March Seat belts and Supplementary Restraint System 3.36%
2021 to 2022 Quarter 4: January to March Engine and Associated Equipment - Fuel Tank and System 2.68%
2021 to 2022 Quarter 3: October to December Running Gear - Condition of Tyres 26.09%
2021 to 2022 Quarter 3: October to December Engine and Associated Equipment - Exhaust emission 8.70%
2021 to 2022 Quarter 3: October to December Lamps, reflectors and electrical equipment 7.97%
2021 to 2022 Quarter 3: October to December Lamps and reflectors - Direction Indicators 7.25%
2021 to 2022 Quarter 3: October to December Brakes - Mechanical components 4.35%
2021 to 2022 Quarter 3: October to December Lamps and reflectors - Headlamps 4.35%
2021 to 2022 Quarter 3: October to December Seat belts and Supplementary Restraint System 2.90%
2021 to 2022 Quarter 3: October to December Bodywork - Body Panelling 2.17%
2021 to 2022 Quarter 3: October to December Transmission - Un-categorised defects 2.17%
2021 to 2022 Quarter 3: October to December Bodywork - Windscreen and Windows 1.45%
2021 to 2022 Quarter 2: July to September Running Gear - Condition of Tyres 19.05%
2021 to 2022 Quarter 2: July to September Engine and Associated Equipment - Exhaust emission 5.71%
2021 to 2022 Quarter 2: July to September Seat belts and Supplementary Restraint System 4.76%
2021 to 2022 Quarter 2: July to September Steering - Steering Linkage 2.86%
2021 to 2022 Quarter 2: July to September Brakes - Brake Pipes and Hoses 1.90%
2021 to 2022 Quarter 2: July to September Brakes - Mechanical components 1.90%
2021 to 2022 Quarter 2: July to September Lamps and reflectors - Headlamps 1.90%
2021 to 2022 Quarter 2: July to September Suspension - Springs 1.90%
2021 to 2022 Quarter 2: July to September Suspension - Suspension Arms & Linkages & Sub-frames 1.90%
2021 to 2022 Quarter 2: July to September Transmission - Un-categorised defects 1.90%
2021 to 2022 Quarter 1: April to June Running Gear - Condition of Tyres 26.53%
2021 to 2022 Quarter 1: April to June Seat belts and Supplementary Restraint System 16.33%
2021 to 2022 Quarter 1: April to June Brakes - Hydraulic Systems 6.12%
2021 to 2022 Quarter 1: April to June Engine and Associated Equipment - Exhaust emission 6.12%
2021 to 2022 Quarter 1: April to June Lamps and reflectors - Direction Indicators 6.12%
2021 to 2022 Quarter 1: April to June Suspension - Suspension Arms & Linkages & Sub-frames 6.12%
2021 to 2022 Quarter 1: April to June Engine and Associated Equipment - Exhaust system 4.08%
2021 to 2022 Quarter 1: April to June Bodywork - Windscreen and Windows 2.04%
2021 to 2022 Quarter 1: April to June Brakes - Controls 2.04%
2021 to 2022 Quarter 1: April to June Brakes - Warning Systems 2.04%
2020 to 2021 Quarter 4: January to March Not set Not set
2020 to 2021 Quarter 4: January to March Not set Not set
2020 to 2021 Quarter 4: January to March Not set Not set
2020 to 2021 Quarter 4: January to March Not set Not set
2020 to 2021 Quarter 4: January to March Not set Not set
2020 to 2021 Quarter 4: January to March Not set Not set
2020 to 2021 Quarter 4: January to March Not set Not set
2020 to 2021 Quarter 4: January to March Not set Not set
2020 to 2021 Quarter 4: January to March Not set Not set
2020 to 2021 Quarter 4: January to March Not set Not set
2020 to 2021 Quarter 3: October to December Running Gear - Condition of Tyres 19.51%
2020 to 2021 Quarter 3: October to December Lamps and reflectors - Headlamps 17.07%
2020 to 2021 Quarter 3: October to December Bodywork - Windscreen and Windows 9.76%
2020 to 2021 Quarter 3: October to December Engine and Associated Equipment - Exhaust emission 7.32%
2020 to 2021 Quarter 3: October to December Transmission - Un-categorised defects 7.32%
2020 to 2021 Quarter 3: October to December Lamps and reflectors - Rear Position Lamps 4.88%
2020 to 2021 Quarter 3: October to December Seat belts and Supplementary Restraint System 4.88%
2020 to 2021 Quarter 3: October to December Bodywork - Doors 2.44%
2020 to 2021 Quarter 3: October to December Brakes - Mechanical components 2.44%
2020 to 2021 Quarter 3: October to December Lamps, reflectors and electrical equipment 2.44%
2020 to 2021 Quarter 2: July to September Running Gear - Condition of Tyres 13.56%
2020 to 2021 Quarter 2: July to September Steering - Steering Linkage 5.08%
2020 to 2021 Quarter 2: July to September Bodywork - Body Panelling 3.39%
2020 to 2021 Quarter 2: July to September Engine and Associated Equipment - Exhaust emission 3.39%
2020 to 2021 Quarter 2: July to September Running Gear - Road wheels and Hubs 3.39%
2020 to 2021 Quarter 2: July to September All lamps 1.69%
2020 to 2021 Quarter 2: July to September Bodywork - Registration Plates & VIN Details 1.69%
2020 to 2021 Quarter 2: July to September Bodywork - Windscreen and Windows 1.69%
2020 to 2021 Quarter 2: July to September Brakes - Mechanical components 1.69%
2020 to 2021 Quarter 2: July to September Brakes - Parking Brake Operation and Perfomance 1.69%
2020 to 2021 Quarter 1: April to June Not set Not set
2020 to 2021 Quarter 1: April to June Not set Not set
2020 to 2021 Quarter 1: April to June Not set Not set
2020 to 2021 Quarter 1: April to June Not set Not set
2020 to 2021 Quarter 1: April to June Not set Not set
2020 to 2021 Quarter 1: April to June Not set Not set
2020 to 2021 Quarter 1: April to June Not set Not set
2020 to 2021 Quarter 1: April to June Not set Not set
2020 to 2021 Quarter 1: April to June Not set Not set
2020 to 2021 Quarter 1: April to June Not set Not set
2019 to 2020 Quarter 4: January to March Running Gear - Condition of Tyres 19.60%
2019 to 2020 Quarter 4: January to March Engine and Associated Equipment - Exhaust emission 4.40%
2019 to 2020 Quarter 4: January to March Lamps and reflectors - Direction Indicators 2.60%
2019 to 2020 Quarter 4: January to March Steering - Steering Linkage 2.60%
2019 to 2020 Quarter 4: January to March Seat belts and Supplementary Restraint System 2.20%
2019 to 2020 Quarter 4: January to March Suspension - Springs 2.20%
2019 to 2020 Quarter 4: January to March Brakes - Brake Pipes and Hoses 1.80%
2019 to 2020 Quarter 4: January to March Engine and Associated Equipment - Exhaust system 1.50%
2019 to 2020 Quarter 4: January to March Transmission - Un-categorised defects 1.50%
2019 to 2020 Quarter 4: January to March Bodywork - Registration Plates & VIN Details 1.10%
2019 to 2020 Quarter 3: October to December Running Gear - Condition of Tyres 16.40%
2019 to 2020 Quarter 3: October to December Lamps and reflectors - Direction Indicators 6.20%
2019 to 2020 Quarter 3: October to December Brakes - Parking Brake Operation and Perfomance 4.00%
2019 to 2020 Quarter 3: October to December Seat belts and Supplementary Restraint System 4.80%
2019 to 2020 Quarter 3: October to December Engine and Associated Equipment - Exhaust emission 2.20%
2019 to 2020 Quarter 3: October to December Transmission - Un-categorised defects 4.00%
2019 to 2020 Quarter 3: October to December Steering - Steering Linkage 4.00%
2019 to 2020 Quarter 3: October to December Running Gear - Road wheels and Hubs 2.20%
2019 to 2020 Quarter 3: October to December Brakes - Mechanical components 1.60%
2019 to 2020 Quarter 3: October to December Brakes - Warning systems 1.60%
2019 to 2020 Quarter 2: July to September Running Gear - Condition of Tyres 21.50%
2019 to 2020 Quarter 2: July to September Lamps and reflectors - Direction Indicators 6.40%
2019 to 2020 Quarter 2: July to September Brakes - Parking Brake Operation and Perfomance 6.00%
2019 to 2020 Quarter 2: July to September Seat belts and Supplementary Restraint System 4.70%
2019 to 2020 Quarter 2: July to September Engine and Associated Equipment - Exhaust emission 4.40%
2019 to 2020 Quarter 2: July to September Transmission - Un-categorised defects 4.00%
2019 to 2020 Quarter 2: July to September Steering - Steering Linkage 3.70%
2019 to 2020 Quarter 2: July to September Running Gear - Road wheels and Hubs 3.40%
2019 to 2020 Quarter 2: July to September Brakes - Mechanical components 3.00%
2019 to 2020 Quarter 2: July to September Lamps and reflectors - Headlamps 2.70%
2019 to 2020 Quarter 1: April to June Running Gear - Condition of Tyres 20.83%
2019 to 2020 Quarter 1: April to June Transmission - Un-categorised defects 6.60%
2019 to 2020 Quarter 1: April to June Lamps and reflectors - Direction Indicators 4.86%
2019 to 2020 Quarter 1: April to June Brakes - Parking Brake Operation and Perfomance 3.82%
2019 to 2020 Quarter 1: April to June Brakes - Mechanical components 3.13%
2019 to 2020 Quarter 1: April to June Seat belts and Supplementary Restraint System 3.13%
2019 to 2020 Quarter 1: April to June Lamps and reflectors - Headlamps 2.78%
2019 to 2020 Quarter 1: April to June Brakes - Brake Pipes and Hoses 1.74%
2019 to 2020 Quarter 1: April to June Engine and Associated Equipment - Exhaust system 1.39%
2019 to 2020 Quarter 1: April to June Running Gear - Road wheels and Hubs 1.39%
2018 to 2019 Total Running Gear - Condition of Tyres 14.50%
2018 to 2019 Total Lamps and reflectors - Direction Indicators 5.20%
2018 to 2019 Total Seat belts and Supplementary Restraint System 3.90%
2018 to 2019 Total Transmission - Un-categorised defects 3.70%
2018 to 2019 Total Running Gear - Road wheels and Hubs 3.30%
2018 to 2019 Total Lamps and reflectors - Headlamps 3.10%
2018 to 2019 Total Brakes - Parking Brake Operation and Perfomance 2.00%
2018 to 2019 Total Brakes - Mechanical components 1.70%
2018 to 2019 Total Brakes - Warning Systems 1.50%
2018 to 2019 Total Steering - Steering Box & Rack & pinion 1.10%
2017 to 2018 Total Running Gear - Condition of Tyres 13.90%
2017 to 2018 Total Lamps and reflectors - Direction Indicators 3.80%
2017 to 2018 Total Seat belts and Supplementary Restraint System 4.70%
2017 to 2018 Total Transmission - Un-categorised defects 4.20%
2017 to 2018 Total Running Gear - Road wheels and Hubs 2.30%
2017 to 2018 Total Lamps and reflectors - Headlamps 3.50%
2017 to 2018 Total Brakes - Parking Brake Operation and Perfomance 0.90%
2017 to 2018 Total Brakes - Mechanical components 0.90%
2017 to 2018 Total Brakes - Warning Systems 2.20%
2017 to 2018 Total Steering - Steering Box & Rack & pinion 1.70%
2016 to 2017 Total Running Gear - Condition of Tyres 18.60%
2016 to 2017 Total Lamps and reflectors - Direction Indicators 4.30%
2016 to 2017 Total Seat belts and Supplementary Restraint System 3.50%
2016 to 2017 Total Transmission - Un-categorised defects 6.80%
2016 to 2017 Total Running Gear - Road wheels and Hubs 2.90%
2016 to 2017 Total Lamps and reflectors - Headlamps 2.30%
2016 to 2017 Total Brakes - Parking Brake Operation and Perfomance 2.00%
2016 to 2017 Total Brakes - Mechanical components 2.00%
2016 to 2017 Total Brakes - Warning Systems 2.40%
2016 to 2017 Total Steering - Steering Box & Rack & pinion 1.40%
2015 to 2016 Total Running Gear - Condition of Tyres 23.90%
2015 to 2016 Total Transmission - Un-categorised defects 7.40%
2015 to 2016 Total Lamps and reflectors - Direction Indicators 5.00%
2015 to 2016 Total Lamps and Reflectors - Headlamps 3.00%
2015 to 2016 Total Steering - Steering Linkage 5.10%
2015 to 2016 Total Running Gear - Road wheels and Hubs 3.10%
2015 to 2016 Total Vehicle Interior - Seat Belts 3.30%
2015 to 2016 Total Brakes - Warning Systems 2.30%
2015 to 2016 Total Suspension - Springs 2.60%
2015 to 2016 Total Brakes - Brake Pipes and Hoses 1.80%
2014 to 2015 Total Running Gear - Condition of Tyres 29.70%
2014 to 2015 Total Transmission - Un-categorised defects 8.30%
2014 to 2015 Total Lamps and reflectors - Direction Indicators 4.90%
2014 to 2015 Total Lamps and Reflectors - Headlamps 3.70%
2014 to 2015 Total Steering - Steering Linkage 2.50%
2014 to 2015 Total Running Gear - Road wheels and Hubs 2.40%
2014 to 2015 Total Vehicle Interior - Seat Belts 2.50%
2014 to 2015 Total Brakes - Warning Systems 2.30%
2014 to 2015 Total Suspension - Springs 2.00%
2014 to 2015 Total Brakes - Brake Pipes and Hoses 1.70%
2013 to 2014 Total Running Gear - Condition of Tyres 28.40%
2013 to 2014 Total Transmission - Un-categorised defects 7.70%
2013 to 2014 Total Lamps and reflectors - Direction Indicators 3.00%
2013 to 2014 Total Lamps and Reflectors - Headlamps 4.40%
2013 to 2014 Total Steering - Steering Linkage 4.80%
2013 to 2014 Total Running Gear - Road wheels and Hubs 2.40%
2013 to 2014 Total Vehicle Interior - Seat Belts 2.30%
2013 to 2014 Total Brakes - Warning Systems 1.50%
2013 to 2014 Total Suspension - Springs 2.00%
2013 to 2014 Total Brakes - Brake Pipes and Hoses 1.00%